Global Patent Index - EP 0634584 B1

EP 0634584 B1 19970910 - Hydrodynamic retarder

Title (en)

Hydrodynamic retarder

Title (de)

Hydrodynamischer Retarder

Title (fr)

Ralentisseur hydrodynamique

Publication

EP 0634584 B1 19970910 (DE)

Application

EP 94109527 A 19940621

Priority

DE 4323342 A 19930713

Abstract (en)

[origin: EP0634584A1] The invention relates to a hydrodynamic retarder with the following features: a casing which can be filled with a working fluid and also emptied; a rotor blade wheel which has a number ZR of blades; with a stator blade wheel which has a number ZS of blades; with a profile outside diameter DA; with a profile inside diameter DI. The invention is characterised by the following features: the number ZR of blades on the rotor is 1.2 to 1.5 times the number ZS of blades on the stator, preferably 1.35 times. <IMAGE>

IPC 1-7

F16D 57/04

IPC 8 full level

B60T 1/087 (2006.01); F16D 57/04 (2006.01); F16D 65/00 (2006.01)

CPC (source: EP KR)

B60T 1/087 (2013.01 - EP); F16D 49/00 (2013.01 - KR); F16D 57/04 (2013.01 - EP); F16D 65/0006 (2013.01 - EP)

Designated contracting state (EPC)

AT DE ES FR GB IT SE

DOCDB simple family (publication)

EP 0634584 A1 19950118; EP 0634584 B1 19970910; AT E158063 T1 19970915; BR 9402263 A 19950314; DE 4323342 C1 19941215; DE 59404008 D1 19971016; ES 2108337 T3 19971216; JP 3973702 B2 20070912; JP H07165029 A 19950627; KR 100380992 B1 20030618; KR 960014699 A 19960522

DOCDB simple family (application)

EP 94109527 A 19940621; AT 94109527 T 19940621; BR 9402263 A 19940712; DE 4323342 A 19930713; DE 59404008 T 19940621; ES 94109527 T 19940621; JP 16159594 A 19940713; KR 19940016696 A 19940712